ION vs. UFO

Last updated Aug 5, 2026

ION (Proshares S&P Global Core Battery Metals ETF) and UFO (Procure Space ETF) are both exchange-traded funds - ION is a Lithium & Battery Metals fund tracking the S&P Global Core Battery Metals Index - Benchmark TR Net, while UFO is a Global Equities fund tracking the S-Network Space Index. Both are passively managed. Over the past 3 years, ION returned 12.14%/yr vs 36.18%/yr for UFO. Their 0.42 correlation means their historical movements had little consistent relationship. ION charges 0.58%/yr vs 0.75%/yr for UFO.

Performance

ION vs. UFO - Performance Comparison

The chart below illustrates the hypothetical performance of a $10,000 investment in Proshares S&P Global Core Battery Metals ETF (ION) and Procure Space ETF (UFO). The values are adjusted to include any dividend payments, if applicable.

Returns By Period

In the year-to-date period, ION achieves a -3.87% return, which is significantly lower than UFO's 23.23% return.

ION

• 1D: 4.37%
• 1M: -2.88%
• 6M: -16.32%
• YTD: -3.87%
• 1Y: 59.15%
• 3Y*: 12.14%
• 5Y*: —
• 10Y*: —
• ALL TIME*: 6.49%

UFO

• 1D: 4.66%
• 1M: -6.12%
• 6M: 4.43%
• YTD: 23.23%
• 1Y: 58.46%
• 3Y*: 36.18%
• 5Y*: 11.47%
• 10Y*: —
• ALL TIME*: 10.71%

*Multi-year figures are annualized to reflect compound growth (CAGR)

Liquidity Comparison

Position	Avg. Volume Value (2W)	Avg. Volume Value (1M)	Avg. Volume Value (3M)
ION Proshares S&P Global Core Battery Metals ETF	$74.53K	$85.36K	$240.18K
UFO Procure Space ETF	$24.85M	$26.71M	$70.03M

ION vs. UFO - Yearly Performance Comparison

	2026 (YTD)	2025	2024	2023	2022
ION Proshares S&P Global Core Battery Metals ETF	-3.87%	108.37%	-20.02%	-14.10%	-8.45%
UFO Procure Space ETF	23.23%	67.36%	27.22%	-2.34%	-3.76%

Correlation

The correlation between ION and UFO is 0.39, which is low. Their historical price movements had little consistent relationship.

	Correlation
Correlation (1Y) Focuses on recent behavior, but can change the most.	0.39
Correlation (3Y) Balances recent behavior with more history.	0.42
Correlation (All Time) Calculated using the full available price history since Dec 1, 2022	0.42

ION vs. UFO - Sectors Allocation Comparison

Sectors	ION	UFO
Financial Services	13.1%	0.0%
Basic Materials	12.8%	-
Healthcare	5.6%	-
Consumer Cyclical	3.6%	-
Real Estate	2.7%	-
Energy	2.6%	-
Industrials	1.9%	48.9%
Communication Services	-	28.8%
Consumer Defensive	-	-
Technology	-	20.8%
Utilities	-	-

Return for Risk

ION vs. UFO — Risk / Return Rank

Compare historical risk-adjusted metric ranks over the past 12 months.

ION

ION Risk / Return Rank: 47
ION Sharpe Ratio Rank: 55
ION Sortino Ratio Rank: 49
ION Omega Ratio Rank: 48
ION Calmar Ratio Rank: 44
ION Martin Ratio Rank: 40

UFO

UFO Risk / Return Rank: 44
UFO Sharpe Ratio Rank: 50
UFO Sortino Ratio Rank: 50
UFO Omega Ratio Rank: 45
UFO Calmar Ratio Rank: 41
UFO Martin Ratio Rank: 37

The rank (0–100) uses a weighted average of the Sharpe, Sortino, Omega, Calmar, and Martin percentile ranks for the trailing 12 months. Higher means stronger historical risk-adjusted performance within the peer group.

ION vs. UFO - Risk-Adjusted Trends Comparison

This table presents a comparison of risk-adjusted performance metrics for Proshares S&P Global Core Battery Metals ETF (ION) and Procure Space ETF (UFO). Risk-adjusted metrics are performance indicators that assess an investment's returns in relation to its risk, enabling a more accurate comparison of different investment options.

Values are calculated on a 1-year rolling basis and updated daily. Risk-adjusted metrics are more stable over longer periods — use the period switch above to explore them.

	ION	UFO	Difference
Sharpe ratio: Return per unit of total volatility	1.50	1.40	+0.10
Sortino ratio: Return per unit of downside risk	1.99	2.01	-0.03
Omega ratio: Gain probability vs. loss probability	1.25	1.23	+0.02
Calmar ratio: Return relative to maximum drawdown	1.77	1.60	+0.17
Martin ratio: Return relative to average drawdown	4.74	4.25	+0.49

ION vs. UFO - Sharpe Ratio Comparison

The current ION Sharpe Ratio is 1.50, which is comparable to the UFO Sharpe Ratio of 1.40. The chart below compares the historical Sharpe Ratios of ION and UFO, calculated using daily returns over the previous 12 months. A higher Sharpe Ratio indicates better risk-adjusted performance relative to the risk-free rate.

Drawdowns

ION vs. UFO - Drawdown Comparison

The maximum ION drawdown since its inception was -52.08%, roughly equal to the maximum UFO drawdown of -50.33%. Use the drawdown chart below to compare losses from any high point for ION and UFO.

Drawdown Indicators

	ION	UFO	Difference
Max Drawdown Largest peak-to-trough decline	-52.08%	-50.33%	-1.75%
Max Drawdown (1Y) Largest decline over 1 year	-33.66%	-36.71%	+3.05%
Max Drawdown (3Y) Largest decline over 3 years	-42.44%	-36.71%	-5.73%
Max Drawdown (5Y) Largest decline over 5 years	—	-49.95%	—
Current Drawdown Current decline from peak	-27.49%	-29.75%	+2.26%
Average Drawdown Average peak-to-trough decline	-23.77%	-21.97%	-1.80%
Ulcer Index Depth and duration of drawdowns from previous peaks	12.53%	13.81%	-1.28%

Volatility

ION vs. UFO - Volatility Comparison

Proshares S&P Global Core Battery Metals ETF (ION) and Procure Space ETF (UFO) have volatilities of 10.43% and 10.27%, respectively, indicating that both stocks experience similar levels of price fluctuations. This suggests that the risk associated with both stocks, as measured by volatility, is nearly the same. The chart below showcases a comparison of their rolling one-month volatility.

Volatility by Period

	ION	UFO	Difference
Volatility (1M) Calculated over the trailing 1-month period	10.43%	10.27%	+0.16%
Volatility (6M) Calculated over the trailing 6-month period	29.73%	33.05%	-3.32%
Volatility (1Y) Calculated over the trailing 1-year period	39.70%	42.11%	-2.41%
Volatility (5Y) Calculated over the trailing 5-year period, annualized	31.63%	31.02%	+0.61%
Volatility (10Y) Calculated over the trailing 10-year period, annualized	31.63%	31.30%	+0.33%

ION vs. UFO - Expense Ratio Comparison

ION has a 0.58% expense ratio, which is lower than UFO's 0.75% expense ratio.

Dividends

ION vs. UFO - Dividend Comparison

ION's dividend yield for the trailing twelve months is around 1.55%, more than UFO's 0.31% yield.

Position	TTM	2025	2024	2023	2022	2021	2020	2019
ION Proshares S&P Global Core Battery Metals ETF	1.55%	1.63%	1.74%	2.23%	0.13%	0.00%	0.00%	0.00%
UFO Procure Space ETF	0.31%	0.46%	1.98%	1.90%	3.19%	1.00%	1.07%	0.45%

Frequently Asked Questions

Can I hold both ION and UFO in my portfolio?

ION and UFO have a correlation of 0.39, meaning they provide meaningful diversification benefit when combined. Depending on your allocation goals, holding both could reduce overall portfolio risk.

Which is riskier, ION or UFO?

ION has higher volatility (10.43%) compared to UFO (10.27%). In terms of maximum drawdown, ION dropped -52.08% vs UFO's -50.33%.

Which ETF is better, ION or UFO?

On 3-year performance, UFO leads with 36.18% vs 12.14% for ION. On fees, ION is cheaper at 0.58% per year. On volatility, UFO has been the lower-risk option at 10.27%. The better choice depends on whether you care most about return, fees, risk, or income.

Which ETF has performed better, ION or UFO?

Over the 3-year period, UFO has performed better with a 36.18% return vs 12.14%. Past performance does not guarantee future results, so compare this with risk, fees, and fund exposure.

Which ETF is cheaper, ION or UFO?

ION is cheaper with a 0.58% expense ratio, compared with 0.75% for UFO.

Which ETF pays a higher dividend yield, ION or UFO?

ION has the higher dividend yield at 1.55%, compared with 0.31% for UFO.

What is the main difference between ION and UFO?

ION is categorized as Lithium & Battery Metals, while UFO is Global Equities. ION tracks S&P Global Core Battery Metals Index - Benchmark TR Net, while UFO tracks S-Network Space Index. They also come from different issuers: ProShares and Procure. Their fees differ too: 0.58% for ION and 0.75% for UFO.

Which has better risk-adjusted returns?

ION currently has the higher Sharpe Ratio (1.50 vs 1.40), meaning it's delivered slightly more return per unit of risk over the trailing 12 months. However, this ranking shifts over time - use the Risk/Return Score above for a more comprehensive view that combines Sharpe, Sortino, and other measures used by quantitative funds.